Home / 19,086.59-26,364.74-15,910.27

Finding the Fourth Proportional to 19,086.59, 26,364.74 and 15,910.27

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Solution

The fourth proportional to 19,086.59, 26,364.74 and 15,910.27 is: 21,977.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.59 : 26,364.74 = 15,910.27 : x
  2. Step 2: Convert to fraction form
    19,086.59/26,364.74 = 15,910.27/x
  3. Step 3: Cross multiply
    19,086.59x = 26,364.74 × 15,910.27
  4. Step 4: Simplify right side
    19,086.59x = 419,470,224.21
  5. Step 5: Solve for x
    x = 419,470,224.21/19,086.59
  6. Step 6: Final answer
    x = 21,977.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.